Finding the Fourth Proportional to 134,511.36, 201,768.66 and 45,766.68
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Solution
The fourth proportional to 134,511.36, 201,768.66 and 45,766.68 is: 68,650.57
Step by Step Solution
- Step 1: Write the proportion equation
134,511.36 : 201,768.66 = 45,766.68 : x - Step 2: Convert to fraction form
134,511.36/201,768.66 = 45,766.68/x - Step 3: Cross multiply
134,511.36x = 201,768.66 × 45,766.68 - Step 4: Simplify right side
134,511.36x = 9,234,281,696.25 - Step 5: Solve for x
x = 9,234,281,696.25/134,511.36 - Step 6: Final answer
x = 68,650.57
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.